/* Copyright (c) 2022-2022, LiWangQian<liwangqian@huawei.com> All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 *    conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 *    of conditions and the following disclaimer in the documentation and/or other materials
 *    provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 *    to endorse or promote products derived from this software without specific prior written
 *    permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef LOGPP_STDOUT_SINK_H
#define LOGPP_STDOUT_SINK_H

#include "logpp/configs.h"
#include "logpp/sinks/basic_sink.h"
#include "logpp/utils/formatter.h"
#include "logpp/utils/message.h"
#include "logpp/utils/memory.h"

#include <iostream>

LOGPP_NS_BEGIN

namespace details {

class stdout_writer {
public:
    stdout_writer(std::ostream &os) : os_{os} {}

    void open() noexcept  {}
    void close() noexcept {}
    void flush() noexcept { os_.flush(); }

    void output(message &m) noexcept { os_ << format_message(m); }

    bool is_open() const noexcept { return true; }
private:
    std::ostream &os_;
};

} // namespace details

using stdout_sink = basic_sink<details::stdout_writer>;

static inline auto make_cout_sink() noexcept
{
    return new_object<stdout_sink>(std::cout);
}

static inline auto make_cerr_sink() noexcept
{
    return new_object<stdout_sink>(std::cerr);
}

static inline auto make_clog_sink() noexcept
{
    return new_object<stdout_sink>(std::clog);
}

LOGPP_NS_END

#endif
